From 0fa2be4de508a6fbd80274df892aeabb73fce1e3 Mon Sep 17 00:00:00 2001
From: borispovod <boris@wings.ai>
Date: Wed, 15 Dec 2021 23:09:03 +0300
Subject: [PATCH] default parachain id

---
 constants/src/lib.rs      |  3 +++
 node/src/command.rs       | 16 +++++++++++++---
 runtime/src/tests/mock.rs |  2 +-
 3 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/constants/src/lib.rs b/constants/src/lib.rs
index 144fc23e..978b83e1 100644
--- a/constants/src/lib.rs
+++ b/constants/src/lib.rs
@@ -4,6 +4,9 @@
 /// SS58 PREFIX.
 pub const SS58_PREFIX: u8 = 105;
 
+/// Default parachain ID.
+pub const PARACHAIN_ID: u32 = 2103;
+
 /// Module contains time constants.
 pub mod time;
 
diff --git a/node/src/command.rs b/node/src/command.rs
index 03559a28..7956897b 100644
--- a/node/src/command.rs
+++ b/node/src/command.rs
@@ -81,7 +81,10 @@ impl SubstrateCli for Cli {
     }
 
     fn load_spec(&self, id: &str) -> std::result::Result<Box<dyn sc_service::ChainSpec>, String> {
-        load_spec(id, self.parachain_id.unwrap_or(200).into())
+        load_spec(
+            id,
+            self.parachain_id.unwrap_or(constants::PARACHAIN_ID).into(),
+        )
     }
 
     fn native_runtime_version(_: &Box<dyn ChainSpec>) -> &'static RuntimeVersion {
@@ -210,7 +213,10 @@ pub fn run() -> sc_cli::Result<()> {
 
             let block: Block = generate_genesis_block(&load_spec(
                 &params.chain.clone().unwrap_or_default(),
-                params.parachain_id.unwrap_or(200).into(),
+                params
+                    .parachain_id
+                    .unwrap_or(constants::PARACHAIN_ID)
+                    .into(),
             )?)?;
             let raw_header = block.header().encode();
             let output_buf = if params.raw {
@@ -262,7 +268,11 @@ pub fn run() -> sc_cli::Result<()> {
 
                 let polkadot_cli = RelayChainCli::new(&config, cli.relaychain_args.into_iter());
 
-                let id = ParaId::from(cli.parachain_id.or(para_id).unwrap_or(200));
+                let id = ParaId::from(
+                    cli.parachain_id
+                        .or(para_id)
+                        .unwrap_or(constants::PARACHAIN_ID),
+                );
 
                 let parachain_account =
                     AccountIdConversion::<polkadot_primitives::v0::AccountId>::into_account(&id);
diff --git a/runtime/src/tests/mock.rs b/runtime/src/tests/mock.rs
index 38c8b160..c759be71 100644
--- a/runtime/src/tests/mock.rs
+++ b/runtime/src/tests/mock.rs
@@ -140,7 +140,7 @@ impl RuntimeBuilder {
 
         <parachain_info::GenesisConfig as GenesisBuild<Runtime>>::assimilate_storage(
             &parachain_info::GenesisConfig {
-                parachain_id: self.parachain_id.unwrap_or(200).into(),
+                parachain_id: self.parachain_id.unwrap_or(constants::PARACHAIN_ID).into(),
             },
             &mut t,
         )